Compositae vs genus Dendranthema

Compositae and genus Dendranthema both are nouns.

Word	Noun	Adjective	Verb	Adverb
Compositae	Yes	No	No	No
genus Dendranthema	Yes	No	No	No

Compositae (noun)	genus Dendranthema (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	comprises plants often included in the genus Chrysanthemum, including the economically important florist's chrysanthemums (Dendranthema)